Vehicle lower bumper



FIG. 1 is a perspective view of a vehicle lower bumper showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a side view thereof;

FIG. 5 is an opposite side view thereof;

FIG. 6 is a top view; and,

FIG. 7 is a bottom view.

It will be understood that the broken lines shown in the drawings illustrate portions of the vehicle lower bumper that form no part of claimed design. 

CLAIM The ornamental design for a vehicle lower bumper, as shown and described. 